Updated Aug 26, 2026 · Public platform & industry data

Aug 26, 2026 Updated

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2026 Top 10 High Voltage Isolation Transformer Manufacturers in China

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Top-rated High Voltage Isolation Transformer suppliers, How to choose a High Voltage Isolation Transformer manufacturer, Best High Voltage Isolation Transformer companies in China

The top 10 High Voltage Isolation Transformer manufacturers in China for 2026 are: China Electric Transformer Co., Ltd, Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd, Yancheng Weida Transformer Manufacturing Co., Ltd, Yancheng Yuntao Transformer Manufacturing Co., Ltd, Shanghai Shengquan Power Equipment Manufacturing Co., Ltd, Shanghai Hongzhi Electric Group Co., Ltd, Dongguan Runfeng Electronics Co., Ltd, Chengdu Hongchang Ruixin Electronic Technology Co., Ltd, Dongguan Zhuoerfan Electric Power Technology Co., Ltd, Shanghai Nuobosen Electronics Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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China Electric Transformer Co., Ltd
Overall Score4.9 / 5
Est. Date2014-11-03
Registered Capital160000K CNY

Zhongdian Transformer Co., Ltd., with its registered address at No. 10 Zhonghuan Avenue, Binjiang Economic Development Zone, Jiangning District, Nanjing City, is registered with the Nanjing Municipal Administration for Market Regulation. The legal representative is Zhang Haibin, and its business scope includes general projects such as transformer, rectifier, and inductor manufacturing; Manufacturing of mechanical and electrical equipment; Research and development of efficient and energy-saving technologies in the power industry; Sales of intelligent power transmission and distribution and control equipment; Manufacturing of power transmission, distribution and control equipment; Sales of mechanical and electrical equipment; Research and development of distribution switch control equipment; Manufacturing of electrical accessories; Electrical equipment repair; Rolling and processing of non-ferrous metals; Import and export of goods; Technology import and export; Information technology consulting services; Energy storage technology services; Manufacturing of new energy prime mover equipment; Sales of new energy original equipment; Sales of power electronic components (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: High Voltage Isolation Transformer, Dry-Type Transformer, Explosion Proof Transformer

Top 2
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Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2012-02-23
Registered Capital1000K CNY

Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd., registered at Room 107, Building 21, No. 251 Liantang Road, Xinghuo Development Zone, Fengxian District, Shanghai, registered with the Market Supervision Administration of Fengxian District, with Zhu Yongyi as the legal representative. Its business scope includes the manufacturing, processing, maintenance (except for installation, maintenance, and testing of power facilities) and sales of electrical equipment, power equipment, transformers, voltage regulators, inverters, transformers, electrical equipment, switches, lighting fixtures, and high and low voltage distribution boxes; Sales of metal materials and building decoration materials (excluding dangerous goods). Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: High Voltage Isolation Transformer, Voltage Regulator, Voltage Regulator

Top 3
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Yancheng Weida Transformer Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2006-06-15
Registered Capital52380K CNY

Yancheng Weida Transformer Manufacturing Co., Ltd. is registered at Building 1, No. 602 Longteng Road, Longgang Town, Yandu District, Yancheng City. The registration authority is the Yandu District Administrative Approval Bureau of Yancheng City, and the legal representative is Wang Cuirong. Its business scope includes the manufacturing, design, and installation of mobile substations, dry-type mining power transformers, transformer accessories, electrical accessories, wire and cable manufacturing, design, and sales, as well as the production and sales of amorphous alloy and coiled iron core energy-saving distribution transformers. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: High Voltage Isolation Transformer, Low Voltage Protection Box, Kbsg Series

TOP4
Yancheng Yuntao Transformer Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2012-02-09
Registered Capital51800K CNY

Yancheng Yuntao Transformer Manufacturing Co., Ltd., registered at No. 88 Huaxing Avenue, Longgang Town, Yandu District, Yancheng City (Yancheng Phoenix High tech Park) (F), registered with the Yandu District Administrative Approval Bureau of Yancheng City, with Wang Ronggang as the legal representative. Its business scope includes the manufacturing and sales of mining explosion-proof dry-type transformers, mobile substations, oil immersed transformers, resin dry-type transformers, special transformers, box type substations, high and low voltage switchgear, mining explosion-proof electrical products and their spare parts. (D) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: High Voltage Isolation Transformer, Transformer

TOP5
Shanghai Shengquan Power Equipment Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2006-07-04
Registered Capital3000K CNY

Shanghai Shengquan Power Equipment Manufacturing Co., Ltd., with its registered address at Building K119, No. 2, Lane 158, Gangye Road, Xiaokunshan Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Bureau and represented by Fan Qiguang. Its business scope includes the manufacturing, processing, and sales of power equipment, electronic appliances, transformers, voltage stabilizers, high and low voltage complete sets of equipment, and spare parts; Sales of hardware and electrical equipment, wires and cables, instruments and meters, packaging materials, and metal products. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: High Voltage Isolation Transformer, Sg Three-Phase Transformer, Transformer

TOP6
Shanghai Hongzhi Electric Group Co., Ltd
Overall Score4.5 / 5
Est. Date2012-02-24
Registered Capital87776.8K CNY

Shanghai Hongzhi Electric Group Co., Ltd., with its registered address at Building K16, No. 2, Lane 158, Gangye Road, Xiaokunshan Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Administration and represented by Kuang Zhang. Its business scope includes general projects such as mechanical and electrical equipment manufacturing; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of distribution switch control equipment; Manufacturing of electrical instruments and meters; Manufacturing of capacitors and their supporting equipment; Motor manufacturing; General equipment manufacturing (excluding special equipment manufacturing); Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of pumps and vacuum equipment; Industrial robot manufacturing; Manufacturing of power facilities and equipment; Manufacturing of household appliances; Sales of household appliances; Sales of distribution switch control equipment; Sales of photovoltaic equipment and components; Sales of electrical instruments and meters; Sales of capacitors and their supporting equipment; Sales of metal fittings for construction; Sales of building materials; Sales of pumps and vacuum equipment; Sales of valves and plugs; Sales of building decoration materials; Wholesale of hardware products; Retail of hardware products; Sales of generators and generator sets; Sales of intelligent power transmission and distribution and control equipment; Sales of industrial robots; Sales of power facilities and equipment; Sales of electrical and mechanical equipment; Sales of micro motors and components. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: High Voltage Isolation Transformer, Column Type Electric Voltage Regulator, Svc-Tns (D) High-Precision Voltage Regulator

TOP7
Dongguan Runfeng Electronics Co., Ltd
Overall Score4.5 / 5
Est. Date2010-01-29
Registered Capital5000K CNY

Dongguan Runfeng Electronics Co., Ltd., with its registered address at No. 55 Xinhe Road, Xiaobian Community, Chang'an Town, Dongguan City, is registered with the Dongguan Market Supervision Administration. The legal representative is Wan Ting, and its business scope includes the production and sales of electronic products, hardware products and accessories, electromechanical equipment, general mechanical equipment, and instruments and meters; Import and export of goods.. Core products: High Voltage Isolation Transformer, Transformer, Explosion Proof Transformer

TOP8
Chengdu Hongchang Ruixin Electronic Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2020-11-27
Registered Capital2000K CNY

Chengdu Hongchang Ruixin Electronic Technology Co., Ltd., registered at No. 777, North Hongye Avenue, Chongzhou City, with the registration authority of Chongzhou Market Supervision Administration and the legal representative of Wang Changjun. Its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of power electronic components; Mechanical parts and component processing; Sales of mechanical parts and components; Sales of electrical and mechanical equipment; Retail of electronic components (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law).. Core products: High Voltage Isolation Transformer, R-Type Transformer, Toroidal Transformer

TOP9
Dongguan Zhuoerfan Electric Power Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2017-05-08
Registered Capital5000K CNY

Dongguan Zhuoerfan Electric Power Technology Co., Ltd., with its registered address at Room 401, Building 1, No. 11 Shaling Industrial Road, Xiakou, Dongcheng Street, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Yuan Wenqin, and its business scope includes the production, sales, and research and development of electrical equipment, transformers, voltage regulators, uninterruptible power supplies, frequency converters, and hardware and electromechanical equipment; Mechanical and electrical engineering installation. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: High Voltage Isolation Transformer, Three Phase 200V220v To 380V Transformer, Ul/Csa/Tuv Certified Transformers

TOP10
Shanghai Nuobosen Electronics Co., Ltd
Overall Score4.4 / 5
Est. Date2024-12-09
Registered Capital200K CNY

Shanghai Nuobosen Electronics Co., Ltd., with its registered address at No. 629 Changzhong Road, Fengxian District, Shanghai, registered with the Market Supervision Administration of Fengxian District, and represented by Wang Yuanyuan as its legal representative. Its business scope includes general projects such as sales of electrical equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Professional design services; Sales of mechanical and electrical equipment; Sales of distribution switch control equipment; Sales of electrical accessories; Electronic product sales; Wholesale of electronic components; Retail of electronic components; Sales of power electronic components; Sales of instruments and meters; Wholesale of hardware products; Retail of hardware products; Sales of optical instruments; Sales of electronic specialized equipment; Sales of industrial automatic control system devices; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: High Voltage Isolation Transformer, Transformer, Contactor

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
China Electric Transformer Co., Ltd2014-11-03High Voltage Isolation Transformer, Dry-Type Transformer, Explosion Proof Transformer160000K CNYNot Supported
Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd2012-02-23High Voltage Isolation Transformer, Voltage Regulator, Voltage Regulator1000K CNYSupported
Yancheng Weida Transformer Manufacturing Co., Ltd2006-06-15High Voltage Isolation Transformer, Low Voltage Protection Box, Kbsg Series52380K CNYNot Supported
Yancheng Yuntao Transformer Manufacturing Co., Ltd2012-02-09High Voltage Isolation Transformer, Transformer51800K CNYNot Supported
Shanghai Shengquan Power Equipment Manufacturing Co., Ltd2006-07-04High Voltage Isolation Transformer, Sg Three-Phase Transformer, Transformer3000K CNYNot Supported
Shanghai Hongzhi Electric Group Co., Ltd2012-02-24High Voltage Isolation Transformer, Column Type Electric Voltage Regulator, Svc-Tns (D) High-Precision Voltage Regulator87776.8K CNYNot Supported
Dongguan Runfeng Electronics Co., Ltd2010-01-29High Voltage Isolation Transformer, Transformer, Explosion Proof Transformer5000K CNYNot Supported
Chengdu Hongchang Ruixin Electronic Technology Co., Ltd2020-11-27High Voltage Isolation Transformer, R-Type Transformer, Toroidal Transformer2000K CNYSupported
Dongguan Zhuoerfan Electric Power Technology Co., Ltd2017-05-08High Voltage Isolation Transformer, Three Phase 200V220v To 380V Transformer, Ul/Csa/Tuv Certified Transformers5000K CNYSupported
Shanghai Nuobosen Electronics Co., Ltd2024-12-09High Voltage Isolation Transformer, Transformer, Contactor200K CNYNot Supported

Knowledge Base

Q

This article will introduce the working principle, application, and common problems of high-voltage isolation transformers. Isolation transformers can isolate input and output circuits, achieving safe and stable power supply, and are widely used in various industries as power equipment.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs